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International Comfort Products NTC7075BFA1 Defrost Sensor Board
The defrost sensor board determines when or if to start the defrost sequence which assists to remove frost build-up that may accumulate. The defrost sensor board relies on a temperature sensor located somewhere by the condenser to ascertain when to initiate the defrosting cycle.
Clues your International Comfort Products defrost sensor board needs a replacement ASAP
- Unit defrost session never initiates despite the fact that there is quite a bit frost on the unit
- The AC may stop functioning due in part to the amount of frost on the outdoor unit
- The primary control board might issue an alphanumeric error code referring to a failing defrost control board
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